ISOM8112DFHR

$0.43

Description：OPTOISO 3.75KV 1CH TRANS 4-SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:7d111b96242e Category: Transistor, Photovoltaic Output Optoisolators Brand: Texas Instruments

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Product introduction

ISOM8112DFHR is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is OPTOISO 3.75KV 1CH TRANS 4-SOIC. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for ISOM8112DFHR

Description：OPTOISO 3.75KV 1CH TRANS 4-SOIC
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Number of Channels：1
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：255% @ 5mA
Current Transfer Ratio (Max)：380% @ 5mA
Turn On / Turn Off Time (Typ)：6.2µs, 3.1µs
Rise / Fall Time (Typ)：-
Input Type：DC
Output Type：Transistor
Voltage - Output (Max)：80V
Current - Output / Channel：50mA
Voltage - Forward (Vf) (Typ)：1.2V
Current - DC Forward (If) (Max)：50 mA
Vce Saturation (Max)：300mV
Operating Temperature：-55°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：4-SMD, Gull Wing
Supplier Device Package：4-SOIC
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for ISOM8112DFHR

ISOM8112DFHR

Transistor, Photovoltaic Output Optoisolators Overview

The ISOM8112DFHR is a single-channel transistor-output optocoupler from Texas Instruments, housed in an SOIC-4 surface-mount package. It features a maximum insulation voltage of 3750 Vrms and supports a continuous forward current of 50 mA with a typical forward voltage of 1.4 V. The phototransistor output handles up to 80 V collector-emitter voltage and 50 mA current, with a saturation voltage of 300 mV. Key timing parameters include a rise time of 3.2 µs and a fall time of 4 µs. The device operates within a temperature range of -55°C to +125°C and has a power dissipation rating of 290 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Provides high-voltage isolation via a 3750 Vrms dielectric barrier between input and output circuits.
Delivers fast signal transmission with a rise time of 3.2 microseconds and fall time of 4 microseconds.
Supports wide operating temperatures ranging from -55°C to +125°C for robust industrial performance.

Transistor, Photovoltaic Output Optoisolators Applications

Industrial automation control systems
Power supply feedback loops
General-purpose digital isolation interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix DFHR against the manufacturer's official datasheet to confirm pinout compatibility and thermal characteristics. Ensure that the selected variant meets the required insulation voltage and CTR specifications for the target application circuit design.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel isolation solution with high CTR (up to 480%) and wide temperature tolerance is required. Compare against ISOM8112DFGRQ1 if automotive AEC-Q100 qualification is necessary, or choose ISOM8112DFSR for higher 5000 Vrms insulation requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the ISOM811x family of single-channel phototransistor optocouplers designed by Texas Instruments. These devices are engineered to replace traditional discrete optocouplers while maintaining pin compatibility. The series offers various insulation ratings and CTR options to suit different isolation needs.